1 /*
2  * Copyright 2012 Red Hat Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Ben Skeggs
23  */
24 #include <engine/ce.h>
25 #include <engine/falcon.h>
26 #include "fuc/gf100.fuc3.h"
27 
28 #include <nvif/class.h>
29 
30 static int
31 gf100_ce_init(struct nvkm_object *object)
32 {
33 	struct nvkm_falcon *ce = (void *)object;
34 	struct nvkm_device *device = ce->engine.subdev.device;
35 	const int idx = nv_engidx(&ce->engine) - NVDEV_ENGINE_CE0;
36 	u32 base = idx * 0x1000;
37 	int ret;
38 
39 	ret = nvkm_falcon_init(ce);
40 	if (ret)
41 		return ret;
42 
43 	nvkm_wr32(device, 0x104084 + base, idx);
44 	return 0;
45 }
46 
47 static const struct nvkm_falcon_func
48 gf100_ce0_func = {
49 	.intr = gt215_ce_intr,
50 	.sclass = {
51 		{ -1, -1, FERMI_DMA },
52 		{}
53 	}
54 };
55 
56 static int
57 gf100_ce0_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
58 	       struct nvkm_oclass *oclass, void *data, u32 size,
59 	       struct nvkm_object **pobject)
60 {
61 	struct nvkm_falcon *ce;
62 	int ret;
63 
64 	ret = nvkm_falcon_create(&gf100_ce0_func, parent, engine, oclass,
65 				 0x104000, true, "PCE0", "ce0", &ce);
66 	*pobject = nv_object(ce);
67 	if (ret)
68 		return ret;
69 
70 	nv_subdev(ce)->unit = 0x00000040;
71 	nv_falcon(ce)->code.data = gf100_ce_code;
72 	nv_falcon(ce)->code.size = sizeof(gf100_ce_code);
73 	nv_falcon(ce)->data.data = gf100_ce_data;
74 	nv_falcon(ce)->data.size = sizeof(gf100_ce_data);
75 	return 0;
76 }
77 
78 static const struct nvkm_falcon_func
79 gf100_ce1_func = {
80 	.intr = gt215_ce_intr,
81 	.sclass = {
82 		{ -1, -1, FERMI_DECOMPRESS },
83 		{}
84 	}
85 };
86 
87 static int
88 gf100_ce1_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
89 	       struct nvkm_oclass *oclass, void *data, u32 size,
90 	       struct nvkm_object **pobject)
91 {
92 	struct nvkm_falcon *ce;
93 	int ret;
94 
95 	ret = nvkm_falcon_create(&gf100_ce1_func, parent, engine, oclass,
96 				 0x105000, true, "PCE1", "ce1", &ce);
97 	*pobject = nv_object(ce);
98 	if (ret)
99 		return ret;
100 
101 	nv_subdev(ce)->unit = 0x00000080;
102 	nv_falcon(ce)->code.data = gf100_ce_code;
103 	nv_falcon(ce)->code.size = sizeof(gf100_ce_code);
104 	nv_falcon(ce)->data.data = gf100_ce_data;
105 	nv_falcon(ce)->data.size = sizeof(gf100_ce_data);
106 	return 0;
107 }
108 
109 struct nvkm_oclass
110 gf100_ce0_oclass = {
111 	.handle = NV_ENGINE(CE0, 0xc0),
112 	.ofuncs = &(struct nvkm_ofuncs) {
113 		.ctor = gf100_ce0_ctor,
114 		.dtor = _nvkm_falcon_dtor,
115 		.init = gf100_ce_init,
116 		.fini = _nvkm_falcon_fini,
117 	},
118 };
119 
120 struct nvkm_oclass
121 gf100_ce1_oclass = {
122 	.handle = NV_ENGINE(CE1, 0xc0),
123 	.ofuncs = &(struct nvkm_ofuncs) {
124 		.ctor = gf100_ce1_ctor,
125 		.dtor = _nvkm_falcon_dtor,
126 		.init = gf100_ce_init,
127 		.fini = _nvkm_falcon_fini,
128 	},
129 };
130